i2c: Check for ACPI resource conflicts

[linux-2.6-omap-h63xx.git] / drivers / i2c / busses / i2c-i801.c

diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index 46aa41f73fdd9e0bb39338be18b3378b8aaf15bd..8d0bc4bfe154a157ea1d1e63e1c425f5fe0d1aa3 100644 (file)
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -64,6 +64,7 @@
 #include <linux/ioport.h>
 #include <linux/init.h>
 #include <linux/i2c.h>
+#include <linux/acpi.h>
 #include <asm/io.h>
 
 /* I801 SMBus address offsets */
@@ -624,6 +625,10 @@ static int __devinit i801_probe(struct pci_dev *dev, const struct pci_device_id
                goto exit;
        }
 
+       err = acpi_check_resource_conflict(&dev->resource[SMBBAR]);
+       if (err)
+               goto exit;
+
        err = pci_request_region(dev, SMBBAR, i801_driver.name);
        if (err) {
                dev_err(&dev->dev, "Failed to request SMBus region "